16680005

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{9241}}^1$

素因数の和:9284

約数の個数: 12

約数和(自身を含む): 21127212

約数和(自身を除く): 4447207

約数列:

[1, 5, 19, 95, 361, 1805, 9241, 46205, 175579, 877895, 3336001, 16680005]

約数ペア:

[(1, 16680005), (5, 3336001), (19, 877895), (95, 175579), (361, 46205), (1805, 9241)]